1991 Daihatsu Rocky vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1991 Daihatsu Rocky would be higher. At 2,765 cc (4 cylinders), 1991 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (120 HP @ 5800 RPM) has 48 more horse power than 1991 Daihatsu Rocky. (72 HP @ 3600 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1991 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1991 Daihatsu Rocky weights approximately 70 kg more than 2003 Opel Vectra.
Because 1991 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 1991 Daihatsu Rocky will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, both vehicles can yield 170 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1991 Daihatsu Rocky | 2003 Opel Vectra | |
| Make | Daihatsu | Opel |
| Model | Rocky | Vectra |
| Year Released | 1991 | 2003 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2765 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 120 HP |
| Engine RPM | 3600 RPM | 5800 RPM |
| Torque | 170 Nm | 170 Nm |
| Torque RPM | 2200 RPM | 3800 RPM |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1490 kg |
| Vehicle Length | 4110 mm | 4500 mm |
| Vehicle Width | 1590 mm | 1710 mm |
| Vehicle Height | 1920 mm | 1430 mm |
| Wheelbase Size | 2540 mm | 2640 mm |
